Mute for brass musical instruments



FIG. 1 is a top, front and right side perspective view of a mute for brass musical instruments showing my new design;

FIG. 2 is a bottom, front and right side perspective view thereof;

FIG. 3 is a slightly reduced front end view thereof;

FIG. 4 is a slightly reduced rear end view thereof; and,

FIG. 5 is a slightly reduced top view thereof. 

I claim the ornamental design for a mute for brass musical instruments, as shown and described. 